When comparing Mozilla Developer Network vs Udemy, the Slant community recommends Mozilla Developer Network for most people. In the question“What are the best resources to learn web development? ” Mozilla Developer Network is ranked 1st while Udemy is ranked 8th.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Free & open source
Pro Step by step learning on the ins and outs of JavaScript
Pro Close to first-hand information
The best information sources are the W3C, JavaScript, Golang etc. specs, but they are too hard to read. All these videos (Lynda, Udemy, mail.ru, etc.) and articles may and do contain outdated and sometimes incorrect information.
Pro Wide range of courses
If one course doesn't meet your needs, there is a sea of other courses to choose from.
Pro Value for money
A +10 hour high quality course for under $20 is great value.
Pro Regular discounts
Often run discounts 50 - 90% off resulting in sub $20 courses.
Pro Offers intermediate and advanced courses
Udemy offers plenty of courses for beginner programmers, but also has a large variety of more advanced courses to choose from.
Pro Some courses are free
Pro Courses available in over 80 languages
Pro Friendly community
Both on site and on various social networks Udemy aims to create a community of friendly people that can help each other out.
Pro Quality of top courses
The quality of top courses (+4.0 rating & high enrollment) is exceptional.
Cons
Con No exercises to work with
Con Quality varies
The quality control for the content offered is fairly limited. As there are so many different instructors offering courses on Udemy, many of which lack formal training and teaching experience since anyone can be a teacher on Udemy, the quality varies quite a bit between the different courses.
Con Most courses are expensive
While Udemy does offer free courses, most of them are around $100.
Con Difficult to take multiple (10+) courses at the same time
The system becomes messy and hard to follow if you plan on using the site to learn more than a handful of things at once.